Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂⁶

Direct product G=N×Q with N=C₂ and Q=C₂⁶

		d	ρ	Label	ID
C₂⁷		128		C2^7	128,2328

Non-split extensions G=N.Q with N=C₂ and Q=C₂⁶

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁C₂⁶ = D₄×C₂⁴	central stem extension (φ=1)	64		C2.1C2^6	128,2320
C₂.₂C₂⁶ = Q₈×C₂⁴	central stem extension (φ=1)	128		C2.2C2^6	128,2321
C₂.₃C₂⁶ = C₂³×C₄○D₄	central stem extension (φ=1)	64		C2.3C2^6	128,2322
C₂.₄C₂⁶ = C₂²×2₊¹⁺⁴	central stem extension (φ=1)	32		C2.4C2^6	128,2323
C₂.₅C₂⁶ = C₂²×2_-¹⁺⁴	central stem extension (φ=1)	64		C2.5C2^6	128,2324
C₂.₆C₂⁶ = C₂×C₂.C₂⁵	central stem extension (φ=1)	32		C2.6C2^6	128,2325
C₂.₇C₂⁶ = 2₊¹⁺⁶	central stem extension (φ=1)	16	8+	C2.7C2^6	128,2326
C₂.₈C₂⁶ = 2_-¹⁺⁶	central stem extension (φ=1)	32	8-	C2.8C2^6	128,2327

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